Rosin flux uniform heating device for solder wire core

The utility model relates to the technical field of heating devices, in particular to a rosin flux uniform heating device for a solder wire core, which enables the rosin flux to be heated more uniformly, improves the heating efficiency, saves the cost and improves the practicability. Comprising a heating bin, a bottom plate, a first motor, a first speed reducer, a first rotating shaft, a second motor, a second speed reducer, a second rotating shaft, a heating rod, a plurality of sets of fixing frames and a temperature controller, a cavity is formed in the heating bin, four sets of supporting columns are arranged on the periphery of the bottom end of the heating bin, and the bottom plate is installed in the bottom area of each set of supporting columns; the first motor and the first speed reducer are both installed at the top end of the heating bin, the output end of the first motor is connected with the input end of the first speed reducer, a first conveying shaft is arranged at the left end of the first spee